From patchwork Fri Feb 15 19:20:28 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Faiz Abbas X-Patchwork-Id: 10815723 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 71D8B1390 for ; Fri, 15 Feb 2019 19:18:28 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 60FF32FF1C for ; Fri, 15 Feb 2019 19:18:28 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5543C2FF91; Fri, 15 Feb 2019 19:18:28 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 018E62FF1C for ; Fri, 15 Feb 2019 19:18:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733200AbfBOTRw (ORCPT ); Fri, 15 Feb 2019 14:17:52 -0500 Received: from fllv0015.ext.ti.com ([198.47.19.141]:35352 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726654AbfBOTRv (ORCPT ); Fri, 15 Feb 2019 14:17:51 -0500 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id x1FJHjU0096901; Fri, 15 Feb 2019 13:17:45 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1550258265; bh=M/RL3HPRjK7bTA1EG63kiLoM0Bm8VyIGh9e1TXDeIvc=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=xBrsmXdJpdFn6/wNdxAjGBo7JBgNtnQl4cCSkOmLUjU9bEhCZftjhTALEejwr7oit SsXwtQUA43mD4SfFxqI3N/bYFXWxfrzpqJx62UCxm/NbX6AK4XhXcNXg0VQiWlNost hb9VY90Ci8Dj5QpR2TsvbbindU0mBytVTDsLXc6g= Received: from DLEE102.ent.ti.com (dlee102.ent.ti.com [157.170.170.32]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x1FJHjlA049226 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 15 Feb 2019 13:17:45 -0600 Received: from DLEE109.ent.ti.com (157.170.170.41) by DLEE102.ent.ti.com (157.170.170.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Fri, 15 Feb 2019 13:17:44 -0600 Received: from dflp33.itg.ti.com (10.64.6.16) by DLEE109.ent.ti.com (157.170.170.41) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Fri, 15 Feb 2019 13:17:44 -0600 Received: from a0230074-OptiPlex-7010.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp33.itg.ti.com (8.14.3/8.13.8) with ESMTP id x1FJHV0x025256; Fri, 15 Feb 2019 13:17:42 -0600 From: Faiz Abbas To: , , , CC: , , , , , , Subject: [PATCH v2 3/8] dt-bindings: sdhci-omap: Add properties for using external dma Date: Sat, 16 Feb 2019 00:50:28 +0530 Message-ID: <20190215192033.24203-4-faiz_abbas@ti.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20190215192033.24203-1-faiz_abbas@ti.com> References: <20190215192033.24203-1-faiz_abbas@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Chunyan Zhang sdhci-omap can support both external dma controller via dmaengine framework as well as ADMA which standard SD host controller provides. Signed-off-by: Chunyan Zhang Signed-off-by: Faiz Abbas --- Documentation/devicetree/bindings/mmc/sdhci-omap.txt | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/mmc/sdhci-omap.txt b/Documentation/devicetree/bindings/mmc/sdhci-omap.txt index 72c4dec7e1db..4485dbceb373 100644 --- a/Documentation/devicetree/bindings/mmc/sdhci-omap.txt +++ b/Documentation/devicetree/bindings/mmc/sdhci-omap.txt @@ -14,6 +14,11 @@ Required properties: "ddr_1_8v-rev11", "ddr_1_8v" or "ddr_3_3v", "hs200_1_8v-rev11", "hs200_1_8v", - pinctrl- : Pinctrl states as described in bindings/pinctrl/pinctrl-bindings.txt +- dmas: List of DMA specifiers with the controller specific format as described + in the generic DMA client binding. A tx and rx specifier is required. +- dma-names: List of DMA request names. These strings correspond 1:1 with the + DMA specifiers listed in dmas. The string naming is to be "tx" + and "rx" for TX and RX DMA requests, respectively. Example: mmc1: mmc@4809c000 { @@ -22,4 +27,6 @@ Example: ti,hwmods = "mmc1"; bus-width = <4>; vmmc-supply = <&vmmc>; /* phandle to regulator node */ + dmas = <&sdma 61 &sdma 62>; + dma-names = "tx", "rx"; };